A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 5925-01-507-6104
NSN 5895-01-303-7095
NSN 2925-00-295-8109
NSN 6135-00-112-8637
NSN 4140-01-519-9343
NSN 5945-00-572-6342
NSN 5999-01-092-2666
NSN 5985-00-898-8057
NSN 6650-00-885-3775
NSN 5950-01-316-6725
NSN 6135-01-487-6275
NSN 6240-01-497-7901